/** 
 *  @file       key.h
 *  @brief      LED驱动程序
 *  @author     Z B T   
 *  @version    
 *  @date       2015-10
 */
 
#ifndef __KEY_H
#define __KEY_H

enum KEY_VALUE
{
    KEY_1 = 0xFE, KEY_2 = 0xFD, KEY_3 = 0xFB, KEY_4 = 0XF7,
    KEY_5 = 0XEF, KEY_6 = 0XDF, KEY_7 = 0XBF, KEY_8 = 0X7F,
    NO_KEY = 0XFF,
    
};


enum KEY_VALUE key_scan(void);

#endif